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Internal Medicine Providers in Doylestown, PA

Browse 24 Internal Medicine providers listed in NPPES with a practice address in Doylestown, Pennsylvania.

24 Healthcare Providers

How Doylestown compares with the U.S.

24 active clinicians in Internal Medicine list a practice address in Doylestown, PA in the NPI registry.

Doylestown has fewer than 10,000 residents, so rates per 100,000 people change a lot with each clinician and are not compared here.

100% of clinicians in Internal Medicine in Doylestown listed in the CMS Medicare file (14 of 14) accept Medicare assignment. That is similar to the Pennsylvania share of 97%.

What is Medicare assignment?

A clinician who accepts Medicare assignment agrees to take the Medicare-approved amount as full payment for services that Original Medicare covers. You usually still pay your deductible and coinsurance. This comes from the CMS Doctors and Clinicians file and applies to Original Medicare only. Medicare Advantage plans have their own provider networks. It does not show whether a clinician is taking new patients.

Some clinicians are listed as "may accept assignment," which means they can decide case by case. Clinicians without an assignment flag, or who are not in the CMS file, are not counted as accepting assignment. That does not mean they refuse Medicare. Ask the office before your visit.

43% of clinicians in Internal Medicine in Doylestown listed in the CMS Medicare file (6 of 14) have a CMS telehealth indicator, meaning their recent Medicare claims include telehealth services. That is higher than the Pennsylvania share of 30%.

About the telehealth indicator

The telehealth indicator comes from CMS. It marks clinicians whose recent paid Medicare claims include services delivered by telehealth. It means a clinician has provided some services by telehealth, not that every visit can be done online. A clinician without the indicator may still offer telehealth, for example to patients who are not on Medicare. Ask the office which visits can be done by video or phone.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026. Medicare assignment and telehealth indicators: CMS Doctors and Clinicians National Downloadable File.

Internal Medicine Medicare (PECOS) Enrollment & Ordering Eligibility

Medicare enrollment and order/referring eligibility listed by CMS for Internal Medicine practitioners in Doylestown, PA

Source: CMS PECOS
PECOS Enrolled Specialists 18 In Doylestown, PA
Part B Lab & Imaging Eligible 19 Diagnostic Referrals
DME Ordering Eligible 19 Durable Medical Equipment
Home Health Agency Referrals 19 HHA Ordering Eligible
Showing 1โ€“20 of 24 providers
With recent CMS data first, then Aโ€“Z

Dr. Sean Ryan De Boer , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
310 Farm Ln, Doylestown, PA 189014732
Phone: 2153483990
NPI Identifier 1265961486
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Dr. Nicole E Geracimos , MD

Internal Medicine

Active NPI Status
1456 Ferry Rd, Suite 400, Doylestown, PA 189012391
Phone: 2673625157
NPI Identifier 1801053293
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Dr. Shaun David Gill , DO

Internal Medicine

Active NPI Status Accepts Medicare Assignment
595 West State Street, Doylestown, PA 189015318
Phone: 2153452885
NPI Identifier 1427389766
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Dr. Marvin Ralph Gordon , MD

Internal Medicine

Active NPI Status
4740 Dickinson Way, Doylestown, PA 189026522
Phone: 2157942528
NPI Identifier 1043256340
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Dr. Christopher P Hermann , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
301s Main St, Ste 2w, Doylestown, PA 18901
Phone: 2153484800
NPI Identifier 1063469344
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Dr. Soe Htay , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment
595 W. State St, Doylestown, PA 18901
Phone: 2158293521
NPI Identifier 1124058243
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Dr. Jayne Koellhoffer , MD, PhD

Internal Medicine

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
310 Farm Ln, Doylestown, PA 189014732
Phone: 2153483990
NPI Identifier 1508220765
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Dr. Richard A Kondan , DO

Internal Medicine

Active NPI Status
599 W State St, Ste 203, Doylestown, PA 18901
Phone: 2153489711
NPI Identifier 1215986245
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Dr. Andrew E Krick , MD

Internal Medicine

Active NPI Status
310 Farm Lane, Doylestown, PA 189014732
Phone: 2153483990
NPI Identifier 1003880352
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Dr. Philip Myers , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
310 Farm Lane, Doylestown, PA 189014732
Phone: 2153483990
NPI Identifier 1518932672
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Dr. Dorly M Nerval , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment
595 W State St, Doylestown, PA 189012554
Phone: 2153452885
NPI Identifier 1366605230
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Rohan Parikh

Internal Medicine

Active NPI Status Accepts Medicare Assignment
595 W State St, Doylestown, PA 189012554
Phone: 2153452885
NPI Identifier 1154701100
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Dr. Carla S Patton , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
1456 Ferry Rd, Ste 600, Doylestown, PA 189012391
Phone: 2152308390
NPI Identifier 1225007305
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Dr. Thomas K Ruth , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
1456 Ferry Rd Unit 600, Doylestown, PA 189012395
Phone: 2152308390
NPI Identifier 1851395818
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Dr. Susan Fisk Sander , MD

Internal Medicine

Active NPI Status
1456 Ferry Rd, Suite 400, Doylestown, PA 189012391
Phone: 2673625157
NPI Identifier 1538174065
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Holly Scheideler

Internal Medicine

Active NPI Status
1456 Ferry Rd, Suite 600, Doylestown, PA 189012391
Phone: 2152308390
NPI Identifier 1194172023
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Wei Shen

Internal Medicine

Active NPI Status Accepts Medicare Assignment
310 Farm Ln, Doylestown, PA 189014732
Phone: 2153453990
NPI Identifier 1881885747
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Dr. Donald Talenti , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment
4259 W Swamp Rd Ste 108, Doylestown, PA 189021033
Phone: 2158638363
NPI Identifier 1962457416
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Dr. Jon Walheim , MD

Internal Medicine

Active NPI Status Accepts Medicare Assignment
310 Farm Lane, Doylestown, PA 189014732
Phone: 2153483990
NPI Identifier 1801864004
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Dr. Paul Zakrzewski , DO

Internal Medicine

Active NPI Status Accepts Medicare Assignment
800 W State St Ste 201, Doylestown, PA 189015842
Phone: 2153484478
NPI Identifier 1467454116
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Frequently Asked Questions about Internal Medicine in Doylestown

How do I check a Internal Medicine practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the Pennsylvania licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.